Resolved an issue in the OCR-D framework where dir_out received a None value

src/eynollah/processor.py

@@ -45,6 +45,7 @@ class EynollahProcessor(Processor):
             image_filename = self.workspace.download_file(next(self.workspace.mets.find_files(local_filename=page.imageFilename))).local_filename
             eynollah_kwargs = {
                 'dir_models': self.resolve_resource(self.parameter['models']),
+                'dir_out': self.output_file_grp, 
                 'allow_enhancement': False,
                 'curved_line': self.parameter['curved_line'],
                 'full_layout': self.parameter['full_layout'],